33220340033121 has 12 divisors (see below), whose sum is σ = 48021818737620. Its totient is φ = 22129870370400.

The previous prime is 33220340033099. The next prime is 33220340033161. The reversal of 33220340033121 is 12133004302233.

33220340033121 is a `hidden beast` number, since 3 + 3 + 2 + 2 + 0 + 340 + 0 + 3 + 312 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3762963706896 + 29457376326225 = 1939836^2 + 5427465^2 .

It is not a de Polignac number, because 33220340033121 - 2⁷ = 33220340032993 is a prime.

It is a super-2 number, since 2×33220340033121² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33220340033161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1418569726 + ... + 1418593143.

It is an arithmetic number, because the mean of its divisors is an integer number (4001818228135).

Almost surely, 2^{33220340033121} is an apocalyptic number.

It is an amenable number.

33220340033121 is a deficient number, since it is larger than the sum of its proper divisors (14801478704499).

33220340033121 is a wasteful number, since it uses less digits than its factorization.

33220340033121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2837164176 (or 2837164173 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 33220340033121 its reverse (12133004302233), we get a palindrome (45353344335354).

The spelling of 33220340033121 in words is "thirty-three trillion, two hundred twenty billion, three hundred forty million, thirty-three thousand, one hundred twenty-one".